/*
 * @Description: 
 * @Author: xjlzs
 * @Date: 2021-10-15 14:59:29
 * @LastEditTime: 2021-10-15 16:26:20
 * @LastEditors: xjlzs
 */
import axios from 'axios'
import qs from 'qs'
import { Notification, MessageBox, Message } from 'element-ui'
import { getToken } from '../utils/auth.js'
import store from '../store/store.js'
import errorCode from '../utils/errorCode'

axios.defaults.headers['Content-Type'] = 'application/json;charset=utf-8'
// 创建axios实例
const service = axios.create({
    // axios请求url公共部分
    baseURL: '',
    // 超时
    timeout: 50000
})
// request拦截器
service.interceptors.request.use(config => {
    // 是否需要设置token
    const isToken = (config.headers || {}).isToken === false
    if (getToken() && !isToken) {
        // 每个请求需要携带的token
        config.headers['Authorization'] = getToken()
    }
    // get请求映射params参数
    if (config.method === 'get' && config.params) {
        let url = config.url + '?';
        for (const propName of Object.keys(config.params)) {
            const value = config.params[propName];
            var part = encodeURIComponent(propName) + "=";
            if (value !== null && typeof (value) !== "undefined") {
                if (typeof value === 'object') {
                    for (const key of Object.key(value)) {
                        let params = propName + '[' + key + ']';
                        var subPart = encodeURIComponent(params) + '=';
                        url += subPart + encodeURIComponent(value[key]) + "&";
                    }
                } else {
                    url += part + encodeURIComponent(value) + "&";
                }
            }
        }
        url = url.slice(0, -1);
        config.params = {};
        config.url = url;
    }
    return config
}, error => {
    console.log(error)
    Promise.reject(error)
})

// 响应拦截器
service.interceptors.response.use(res => {
    // 未设置状态码则默认成功状态
    const code = res.data.code || 200;
    // 获取错误信息
    const msg = errorCode[code] || res.data.msg || errorCode['default']
    if (code === 401) {
        MessageBox.confirm('登录状态已过期，您可继续留在该页面，或者重新登录', '系统提示', {
            confirmButtonText: '重新登录',
            cancelButtonText: '取消',
            type: 'warning'
        }).then(() => {
            store.dispatch('LogOut').then(() => {
                location.href = '/index';
            })
        })
    } else if (code === 500) {
        Message({
            message: msg,
            type: 'error'
        })
        return Promise.reject(new Error(msg))
    } else if (code !== 200) {
        Notification.error({
            title: msg
        })
        return Promise.reject('error')
    } else {
        return res.data
    }
}, error => {
    console.log('err' + error);
    let { message } = error;
    if (message == "Network Error") {
        message = '后端接口连接异常';
    } else if (message.includes("timeout")) {
        message = "系统接口请求超时";
    } else if (message.includes("Request failed with ststus code")) {
        message = "系统接口" + message.substr(message.length - 3) + "异常";
    }
    Message({
        message:message,
        type:'error',
        duration:5*1000
    })
    return Promise.reject(error)
})
export default service